A 10 kg solid at 100°C with a specific heat of 0.8 kJ/kg °C is immersed in 40 kg of 20°C liquid with a specific heat of 4.0 kJ/kg °C. Estimate the temperature after a long time if the container is insulated (specific heat of water = 4.18 kJ/kg).
1
30°C
2
28°C
3
26°C
4
24°C